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Dialect comparison

Jeju vs Seoul Korean

Compare two dialects of Korean side by side — where they're spoken, what they're called, and how they relate.

Jeju

Jejueo

The variety of Jeju Island, often classified as a separate Koreanic language. Carries archaic features lost on the mainland and is critically endangered.

Spoken in
Approximate centre
33.50°, 126.53°
Seoul Korean

Standard Korean · Pyojuneo

The Seoul-based standard of South Korean. Carried nationwide by broadcasting and public education, and the basis of most Korean instruction abroad.

Spoken in
Approximate centre
37.57°, 126.98°

How to read this comparison

Which one to learn

Start with Jeju or Seoul Korean based on the community, country, or media you expect to use most.

Mutual understanding

Shared language labels do not guarantee identical speech. Compare country coverage, aliases, and audio where available.

Where to go next

Open each dialect page for sources, nearby varieties, atlas context, and app availability.

Keep exploring

Read the full picture of Korean and the dialects within it.

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